Added a template gitignore file that contains autoconf-related files. Ignoring cmake, hdf4, hdf5 tarballs.

Author: Ward Fisher

.gitignore

@@ -2,3 +2,6 @@ NETCDF_MISSING_RUNME.sh
 netcdf-c
 .vagrant
 mysql
+cmake-2.8.12.2.tar.gz
+hdf-4.2.10.tar.bz2
+hdf5-1.8.13.tar.bz2

gitignore.full

@@ -0,0 +1,54 @@
+### The following block of files should be removed
+### from .gitignore when this branch is merged back in to
+### master.
+/Makefile
+Makefile.in
+/aclocal.m4
+/autom4te.cache
+/config.*
+/configure
+/depcomp
+/install-sh
+/libtool
+/ltmain.sh
+/m4/
+/missing
+/stamp-h?
+.deps/
+.dirstamp
+.libs/
+*.l[ao]
+*~
+VERSION
+compile
+comps.txt
+libnetcdf.settings
+nc-config
+netcdf.pc
+test-driver
+
+### 'Normal' gitignore files.
+debug.txt
+CTestConfig.cmake
+Vagrantfile
+build*
+html
+doxygen*.tmp
+\#*.*\#
+*.*~
+*.o
+*.lo
+*.la
+myhtml
+CMakeLists.txt.user
+scan-build
+.deps
+.libs
+*.zip
+*.gz
+Makefile
+.DS_Store
+build-par
+build_llvm
+.vagrant
+Vagrantfile